Brand Name: NoEnName_Null
Type: Desktop
DSD Sampling Frequencies: NONE
Inputs: Optical (SPDIF),Coaxial
PCM Sampling Frequencies: 48 kHz
Material: NONE
Origin: Mainland China
Outputs: 3.5 mm
PCM Word Length: 24-bit
Bluetooth: Yes
WIFI: No
USB Compatibility: Windows 7,Windows 8,Windows 8.1,Windows 10,Windows XP,IOS,Android,osx
Bluetooth Version: v5.0
Audio format support: aptx
Module model: BTM870-B
Bluetooth chip: CSR8670, built-in 16m flash
Bluetooth version: 5.0
Module size: 15mm x 22mm x 2.5mm
Power supply voltage: 3.0-4.3v
Default firmware:
1. Support SBC, AAC, aptx, aptx ll decoding, no call function, optional I2S, SPDIF output mode
2. Key Description:
MFB: power on at high level, power off at low level, and automatically enter into pairing mode
PIO0: short press play pause, long press for 3 seconds to enter pairing, and long press for 5 seconds to clear pairing record
PIO1: short press to decrease the volume
PIO2: short press the volume to increase
PIO3: press the previous song
PIO4: short press a song
PIO6: power amplifier control enable pin (with audio output, output high level 1.8V)
3.Description of indicator light:
Bluetooth not connected: LED0 LED1 alternate flash
Bluetooth connected: LED1 is always on
Bluetooth audio playback: LED1 is always on