› Preamplifier bluetooth 5 0 audio amplifier

Douk Audio HiFi GE5654 Tube Preamp Bluetooth 5.0 Audio Receiver USB DAC Headphone Amp APTX

Warm tips: 1. Douk Audio P1 Preamp has been acclaimed by countless audiophiles worldwide now we upgrade 6J5 to JAN 5654 tubes according to many audiophiles feeback the sound quality will greatly improved. 2. P1 has been redesigned and tested thoudsand... more

2*30W HIFI Audio Bluetooth 5.0 Digital Power Amplifier Module w/ 6J1 Tube Preamp

Product parameters: Adapter power supply: DC12V; 3A Audio input: AUX+Bluetooth Input sensitivity: 800mV Adapted speakers: 4-8Ω; 5-50W Power output: MAX 30W*2 @4Ω Frequency response range: 20Hz-20KHz Bare machine size: 107*80*40mm (height does not... more

2*30W HIFI Audio Bluetooth 5.0 Digital Power Amplifier Module w/ 6J1 Tube Preamp

Product parameters: Adapter power supply: DC12V; 3A Audio input: AUX+Bluetooth Input sensitivity: 800mV Adapted speakers: 4-8Ω; 5-50W Power output: MAX 30W*2 @4Ω Frequency response range: 20Hz-20KHz Bare machine size: 107*80*40mm (height does not... more

Topping DX3 Pro+ LDAC NFCA Headphone Amplifier ES9038Q2M XMOS XU208 Pre Amp USB/Opt/Coax/Bluetooth DSD512 PCM768 Hi-Res Audio DAC DX3pro Plus(Black)

Features: Bluetooth 5.0 LDAC transmission: It uses newest QCC5125 chipset to support LDAC / AAC / SBC / APTX / APTX LL / APTX HD protocol. Plug and play turn your PC into a HiFi source: DX3Pro+ uses 2nd generation 8 core XMOS XU208 USB supports up to... more

Audio Amplifier Board Hifi Digital Reverb Power Amplifier 250W X 2 2.0 Audio Preamp Rear Amplification With Tone Control E3-004

Color: green material: metal harmonic distortion: less than 0.02% Frequency response: 10HZ-20HZ Signal to noise ratio: 90db Weight : 473g Power amplifier tube model: 2sk385 Size : 15.8 x16.7 x 4.2 cm Using high-power output tube to do after-level drive... more

Amplifier Audio Board 180W+180W 2.0 Channel FET Speaker Amplifier Sound Preamplifier Dual AC18V-26V with Fan

Channels: 2 (2.0) Colour:red Material:metal Size:11 x 12.5 x 6cm Package Contents: 1 * Power Amplifier Audio Board Only the above package content other products are not included. Note: Light and different displays may cause the color of the item in the... more

Power Amplifier Audio Board 180W+180W 2.0 Channel FET Speaker Amplifier Sound Preamplifier Dual AC18V-26V with Fan

Channels: 2 (2.0) Colour:red Material:metal Size:11 x 12.5 x 6cm Package Contents: 1 * Power Amplifier Audio Board Only the above package content other products are not included. Note: Light and different displays may cause the color of the item in the... more

Trjgtas Power Amplifier Audio Board 180W+180W 2.0 Channel FET Speaker Amplifier Sound Preamplifier Dual AC18V-26V with Fan

Working voltage: Double AC18-26V Working chip: Field effect tube Output power: 180W+180W Recommended speakers: 6-10 inches Maximum Power Per Channel: 101-130W Channels: 2 (2.0) Colour:red Material:metal Size:11 x 12.5 x 6cm Package Contents: 1 * Power... more

2Pcs Speaker Amplifier Sound Preamplifier Amplifier Audio Board 180W+180W 2.0 Channel FET AC18V-26V with Fan

Working voltage: Double AC18-26V Working chip: Field effect tube Output : 180W+180W Recommended speakers: 6-10 inches Maximum Per Channel: 101-130W Channels: 2 (2.0) Colour:red Material:Metal Size: 11 x 12.5 x 6cm Package Contents: 2 Amplifier Audio... more

Trjgtas Power Amplifier Audio Board 180W+180W 2.0 Channel FET Speaker Amplifier Sound Preamplifier Dual AC18V-26V with Fan

Channels: 2 (2.0) Colour:red Material:metal Size:11 x 12.5 x 6cm Package Contents: 1 * Power Amplifier Audio Board Only the above package content other products are not included. Note: Light and different displays may cause the color of the item in the... more

Power Amplifier Audio Board 180W+180W 2.0 Channel FET Speaker Amplifier Sound Preamplifier Dual AC18V-26V with Fan

Working voltage: Double AC18-26V Working chip: Field effect tube Output power: 180W+180W Recommended speakers: 6-10 inches Maximum Power Per Channel: 101-130W Channels: 2 (2.0) Colour:red Material:metal Size:11 x 12.5 x 6cm Package Contents: 1 * Power... more

Headphone Amplifier Stereo Amplifie 20db Phono Preamplifier Stereo Audio Signal Amplifier Stereo Sound Amplifier with 3.5mm Headphone RCA Input Output for Home Stereo Systems Speaker

Specification: Item Type: Headphone Amplifier Material: Aluminum Alloy Color: Black Working Voltage: DC 5-19V Input and Output: 3.5mm Headphone and RCA Lotus Interface Amplifier Chip: Dual Op Amp NE5532 Parameter: 1. Can directly drive headphones but... more

Diymore 3-6V 20*15 Mini Board TDA1308 Headphone Amplifier Audio Module Headphone Amplifier Board Headset Amp Preamplifier Board Module

Features: 1. The board adopts imported original TDA1308 earphone amplifier special chip 2. Ultra-small modular design two sizes are available 3. Suitable for battery powered use 4. Using high-quality materials the quality is guaranteed 5. High... more

AIYIMA T8 6N3 Digital Tube Preamplifier Bluetooth 5.0 Hi-Fi Headphone Vacuum Tube Preamp for Home Wireless Receiver Audio Decoder Preamp PC-USB DAC APTX

Specifications: Product name: 6N3 tube Tube Preamplifier PC-USB supports sampling rate: 192KHZ/24Bit Distortion: RCA: 0.2%/HP: 0.003% PC-USB support operating system: XP/W7/W8/W10/MAC/linux Signal to noise ratio: RCA: 108dB/HP: 106dB Headphone... more

Diymore NJM2150 BBE Tone Preamplifier Board Sound Effect Exciter Improve Treble Bass Amp For Audio Home Theater Amplifier Board DIY

Features: 1. Using high-quality materials the quality is guaranteed 2. Use NJM2150BBE audio processing chip 3. Small size design ready to use when power on 4. Effectively improve the clarity of the high and low frequencies of the audio signal 5. The... more

Diymore XH-A902 Audio Power AMP Module Pre-Amplifier Board Module NE5532 DC12V-30V

Parameter: Product Type: Pre-Op Amp Class Chip model: NE5532 Number of channels: two channels Magnification: 5 times Power supply: DC12~30V Product size: 50*30*15mm Installation size: 43*23mm diameter 3mm Applicable instructions: XH-A902 audio... more

NE5532 Tone Board Preamp Pre-Amp with Treble Bass Volume Adjustment Pre-Amplifier Tone Controller & Amplifier Dual Channel NE5532 Preamplifier Tone Board 5 Times Wide 12-30V

Name:NE5532 OP-AMP Board Channels: 2 (2.0) Working voltage: DC: 12V-30V Magnification :5 times Channel: Stereo colour:blue/Green Material:Metal + pc Board size:50*30*15 mm Installation size:43*23mm Size: 36.4*35.5mm Package Contents: 1 * Amplifier... more

6J1 Vacuum Electron Tube Tube Amplifier Kit Diy Amplifier Kit Valve Preamp Amplifier Board Headphone Amp Parts Musical Fidelity Kit

Specifications: Type: 6J1 tube (substitution model 6AK5 6AU6 5654 etc.) Channel Types: 2.0 / stereo Voltage & Current: AC12V 0.8A or above Power Interface: 5.5 * 2.5 plug Circuit Board Size: 77 x 75mm / 3.03 x 2.95 Instruction: 1 AC 12V Input: using DC... more

LaMaz Small Stereo Audio Preamplifier 3 Output Ports Aluminum ABS Headphone Amplifier for Loudspeaker

Item Type: Small Stereo Audio Preamplifier Material: ABS and Aluminum Dynamic Microphone: 6.5mm Condenser Microphone Interface: 3.5mm Power Supply: DC12V Power Connector: DC Approx. 5.5 x 2.1mm / 0.2 x 0.1in more

Subwoofer Preamp Amplifier Board Single Power Supply Mono Audio Processing

Features: Dual channel input subwoofer output then the output amplifier can not directly connected to the speaker The multi-stage filter better effect Specifications: Phase Adjustment: 0; 180 Power supply voltage: for DC 9V-32V for DC single power... more

2x NE5532 Operational Pre-amplifier Module 2CH DC 12-30V Audio Wide Voltage

Description: Brand new and high quality 5 times the board preamp. This audio preamplifier board uses the original imported op amp chip which is purer than other similar op amps.Smaller noise floor.It is suitable for a wide range of preamplifier... more

2X Acoustic Guitar Pickup Tuner 5-Band Eq Equalizer Acoustic Guitar Preamp Piezo Pre-Amp Amplifier System

Size:6.8 x 3.2 x 2cm(2.67 x 1.25 x 0.78inch) Color: black Material: ABS Package contents: 2 x pickup 2 x pickup stick 2 x battery box output 2 x cable 2 x mounting accessories Only the above package content other products are not included. Note: Light... more

4x NE5532 Amplifier Preamp Board Bass Volume Control Preamplifie

Description: Adopts NE5532 front chip for for better performance. High quality potentiometer contts well stable for audio output. PCB with 1.6mm thick double-sided sheet thickness of 2.0 copper spray tin process to ensure the size of the current good... more

Spirastell Electronic Tube 2pcs 6k4 Tube Amplifier Diy Preamp Tube 6ak5/6ak5w/6zh1p/6j1/6j1p/ef95 Tube 6k4 Tube Valve Diy Preamp Tube Ment 6ak5/6ak5w/6zh1p/6j1/6j1p/ef95 P

2PCS 6K4 Electronic Tube Valve Vacuum Tube Replacement for 6AK5/6AK5W/6Zh1P/6J1/6J1P/EF95 Pairing Tube Amplifier DIY Preamp Vacuum Tube Package Size: 7.5*5.5*2.5cm / 3.0*2.2*1.0in 2 * Electronic Tube Color: Transparent Model: 6K4 Specifications: Type:... more

6J2 Valve Vacuum Tube Replace 6J1 for PreAmplifier Board Headphone Amplifier

Specifications 1.Model: 6J1P-EV 2. Size: 15x15x45(mm) 3. Filament Voltage: 6.3V; Current: 0.17A 4. Screen Voltage: 120V; Current: 7.35mA 5. The Second Gate Voltage: 120V; Current: 3.2mA 6. Trans-conductance: 5.2mA / V Package Included： 1 x 6J2 Vacuum... more

2 Channel Tone Board NE5532 Treble Bass Adjustment Pre-Amplifier Tone Controller DC12V-24V XH-A901

Item Type: Tone Board Power Supply Voltage: DC12V-24V Number of Channels: 2 channels Size: Approx. 96 x 39 x 14mm / 3.8 x 1.5 x 0.6in Installation Hole Distance: Approx. 86.7 x 29.7mm / 3.4 x 1.2in Net Weight: Approx. 60g / 2.1oz more