DROK Blue~Tooth Receiver Board
DROK Wire~Less Audio Receive Module DC 5V-35V BT 4.2 Blue~Tooth Decoder Electronics Music Receiver with Case for Home Car Stereo System Speaker DIY
PARAMETER --- Input voltage DC 5V~35V, support micro USB 5 volt power supply input. 4.2 version blue~tooth, support memory connection; blue~tooth effective transmission distance 10-15m/32.8-49.2 feets.
DROK Blue~Tooth Board
DROK Audio Receiver Blue~Tooth Module DC 5V-24V 12v Portable Wire~Less Electronics Stereo Music Receive Circuit Chip with Micro USB Port for Headphone Speaker Home Sound System DIY
LED INDICATOR --- indicates status of waiting for a connection/connected/audio playing.
DROK Dual Channel Bluetooth Amp Board
Bluetooth Amplifier, 50W+50W Bluetooth Speaker Stereo Audio Amplifier Receiver Home, DC12V/24V Wireless Ampli Module with DC12V 5A US-type Power supply Adapter
50W+50W DUAL CHANNEL: DROK Bluetooth receiver amplifier is able to tolerate DC 9-24V wide voltage input and provide 50W+50W powerful output. Besides, this Amp module is with DC 12V 5A US-type Power supply adapter to make the use more convenient and the output more stable.
DROK Blue~Tooth Amplifier
DROK 2 Channel Wire~Less Audio Stereo Receiver Board 50W+50W 12V 24V 2A, BT 5.0 Hi-Fi Mini Power Amp with Blue~Tooth/AUX/USB Input for Headset Speaker Home Sound System DIY
HD Sound Quality & Volume Control --- With the LC filtered output, the sound played by this power amplifier can be high quality, clean and pure. By effectively reducing electromagnetic interference, it wont get much background noise. And the volume control is easy to operate: rotate to turn up or down; Short press to stop or move on; Long press to turn on or off.
DROK Class D Amplifier
DROK 2.0 Channel 50Wx2 Hi-Fi Digital Audio Stereo Amplifier DC 12V-24V 2CH Home Audio Power Amp with Bass Treble Volume Knob and 24V Power Adapter
POWER ADAPTER --- DC 24V power adapter.
DROK Portable Wire~Less Blue~Tooth Audio Receiver Board
Support TF Card USB Decording Play, Blue~Tooth Stereo Music Transmitter Module for Headphones HiFi Amplifier, Black
super easy to connect the bluetooth: open the bluetooth function of your cell phone or other devices with bluetooth audio stream output support(such as laptops, tablet pcs, etc ), and then the phone will automatically search and pair with the module, no pairing codes or button mashing needed; effective transmission distance: 10-15 meters
DROK Amplifier Board
DROK TPA3116 HiFi Dual-Channel Stereo Audio Amplifier Subwoofer DC 10-25V Digital 2.0 Amp Module 25W+25W Output with Volume Knob
With a volume potentiometer, you can easily turn the voice high and down.
DROK Blue~Tooth Board and DROK Audio Amplifier Board Bundle
Audio Amplifier Board High Performance---the digital amplifier module is with high efficiency of over 90%, general harmonic distortion noise is less than 10%, low quiescent current and noise suppression.
DROK Audio Amplifier DC 5V-24V and DC 5-27V Bundle
HD Sound Quality & Volume Control --- The blue one: With the LC filtered output, the sound played by this power amplifier can be high quality, clean and pure. By effectively reducing electromagnetic interference, it wont get much background noise. And the volume control is easy to operate: rotate to turn up or down; Short press to stop or move on; Long press to turn on or off.
DROK DC 5-24V Blue~Tooth Board
DC 8-26V Amplifier Board and DC 9-18V Audio Amplify Module Bundle
DC 9-18V Audio Amplify Module --- DROK amplifier board input voltage range is DC 9-18v; output power is 30W+30W; can be connected to 4-8 ohm speakers.