ماژول فرستنده بلوتوث صوتی ورژن 4.1

Description :

KCX_BT_EMITTER module is a Bluetooth audio transmitter module that integrates computer USB sound card to Bluetooth transmission and line audio input and launch. It adopts Bluetooth 4.1 technology to greatly ensure the quality and stability of audio transmission.

Features:

• Bluetooth : 4.1
• Voltage : 3.3 – 5.5V DC
• Current : 30 – 45 mA
• Frequency : 2400 – 2485MHz
• RF putput power : 2dBm
• Dynamic Range : 95dB
• Wireless transmission distance : ~ 10 meters
• THD+N : -70dB
• Crosstalk  : -86dB
• Signal to Noise ratio : 90dB
• ADC Sampling rate :44.1KHz
• ADC word length : 16bit
• size : 15mm x 23.7mm x 2.7mm
• Pin pitch : 1.27mm

Pinout :

• +5V : power
• PGND : power CND
• LED : Status Indicator
• RX : UART receive
• TX : UART sent
• IN_L : Left channel input
• IN_R : right channel input
• AGND : Audio GND
• DP : USBDP
• DM : USBDM
• CON : control key button