Product Specs

4. Performance parameters
4.1. Module parameters
Module parameters
Wireless standards
Bluetooth Bluetooth V5.0
Antenna
PCB Antenna
Frequency range
2.402 GHz-2.480GHz
Transmission power
CLASS2,4dbm
Receiving sensitivity
-81 dBm<0.1 BER per cent
Extended interface
PIO, SPI, AIO, UART, USB, I2S, I2C, PWM, MIC, LIN, SPK (L/R)
Support systems:
Support for Android (android), Apple (IOS) and windows
systems
Audio decoding output:
SBC decoding (decode)
Module dimensions
15 mm *24mm*2mm (LxWxH) SMD
Certification information
-
Support Bluetooth Protocol
A2DP v1.2,AVRCP v1.5,HFP v1.7,AVCTP v1.4,AVDTP v1.2
4.2. Recommended working conditions
Scope of operation
Min
Typical
Max
Unit
Operating temperature range
-40
-
+85
°C
VCC4BAT
3.0
3.7
4.2
V
5V (USB VBUS)
4.75
5.0
5.75
V
Digital I/O
1.7
1.8
3.6
V
VCC3XTAL
2.8
-
3.8
V
VCCAUD
1.6
-
2.4
V
VCCBT
1.6
-
2.4
V
PRX RX input power
-
10
-
dB
4.3. Battery Input Pin Specification
BAT
Min
Typical
Max
Unit
Operating voltage
2.8
3.7
4.2
V
Software power-off threshold
-
3
-
V
Under voltage lockout rising threshold
2.47
2.6
2.73
V
Under voltage lockout hysteresis
50
-
120
mV
USB dead/weak battery rising threshold
3.14
3.3
3.46
V
USB dead/weak battery hysteresis
50
-
120
mV