Monday Kids Bluetooth V4.1 BK3254 Module Stereo Audio Module FM Radio/TF Card/U Disk/ Infrared Remote Control
$2.29
Availability:
In stock
SKU
RY-ES-286
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- Brand Name: Monday Kids
- Condition: New
- Model Number: Bluetooth V4.1 BK3254 Module
- Type: Voltage Regulator
- is_customized: Yes
- Application: for Bluetooth stereo headset
Packaging Including:
1* BK3254 Bluetooth Module
Product Description
The Bluetooth module is an intelligent wireless audio data transmission product developed independently by our company. It is a low-cost and cost-effective stereo wireless transmission solution. The module adopts the BK3254 chip QFN48 package design. F-6888 bluetooth module adopts the drive-free mode, customers only need to connect the module to the application product, can realize the wireless transmission of music quickly, enjoy the fun of wireless music, and support the simple data transmission function. Support for intelligent voice prompts and numbers function; integrated TF card playback; integrated mobile U disk playback; support for internal LINE-IN; support for internal FM radio.
The module is mainly used for short distance music transmission, can be easily and notebook computers, mobile phones, PDA and other digital products, Bluetooth devices connected to achieve the wireless music transmission.
Bluetooth Profiles
Bluetooth V4.1 specification support
A2DPv1.2
AVRCPv1.5
HFPv1.5
HSP1.2
Application
Bluetooth audio
hands-free phone
Bluetooth stereo headset
Bluetooth wireless transmission of audio
Model: BK3254
Bluetooth Specifications: Bluetooth V4.1
Power supply voltage: DC2.8-4.2V, ≤ 2.9V automatic shutdown, ≤ 3.1V alarm
Support Bluetooth protocol: HFPV1.5, A2DPV1.2, AVRCPV1.4, HSP1.2, GAVDP1.2
Working current: ≤45mA
Standby current: <500uA
Temperature range: -40oC to + 85oC
Wireless transmission range: ≤ 10 meters
Transmission power: Class2 4dbm
Sensitivity: -80dBm <0.1% BER
Frequency range: 2.402GHz ~ 2.480GHz
External interface: serial (TTL level), and PC connection requires level conversion, such as CH340G, USB to TTL
Audio performance: SBC decoding
Audio signal to noise ratio: ≥ 75dB
Module size: 25x13.5x1.8mm
Transfer board size: 24x29mm
IO number IO name
1 GND
2 FMINN
3 FMINP
4 PREV/VOL-(TMS)
5 NEXT/VOL+(TCK)
6 P.P/CALL(TDO)
7 CHG_MODE(TDI)
8 RSTN
9 VOL-(GPIO6)
10 TX(GPIO0)
11 RX(GPIO1)
12 MUTE(GPIO9)
13 LED0(GPIO15)
14 LED1(GPIO17)
15 VOL+(GPIO16)
16 GND
17 FM_DISABLE(GPIO10)
18 SPI_MOSI(GPIO13)
19 GPIO5
20 SPI_MISO(GPIO14)
21 SPI_CLK(GPIO12)
22 USB_P（GPIO2）
23 USB_N（GPIO3）
24 IR（GPIO22）
25 GND
26 AUX_DET(GPIO11)
27 AUX_R
28 NC
30 MICIP
31 VMIC
32 AUDIOLN
33 AUDIOLP
34 AUDIORP
35 AUDIORN
36 VDD3IO
37 VBAT
38 3VOUT
39 ADC
40 GND
- Unit Type: piece
- Package Weight: 0.036kg (0.08lb.)
- Package Size: 12cm x 10cm x 3cm (4.72in x 3.94in x 1.18in)
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