EWM104-BT60SP3_Other_BLE_Module

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EWM104-BT60SP3 Bluetooth Audio Data Transmission Module Low-cost wireless audio + data transmission dual-mode Bluetooth slave module supports BLE/BR and EDR AT commands

[Communication Interface]：UART

[Operating Frequency]：2.4GHz

[Connection Distance]：200m

[Transmission Distance]：300m

[Product Dimensions]：13*19mm

[Introduction]：The EWM104-BT60SP2 is a low-cost, China-made dual-mode Bluetooth slave module for wireless audio and data transmission, launched by EBYTE. It utilizes a domestically produced SOC integrated chip, complies with the Bluetooth 5.2 protocol specification, and meets customers' needs for low-cost Bluetooth audio. It supports the Bluetooth protocol stack, including audio, voice, and SPP profiles, provides a UART serial port, supports BLE/BR and EDR, supports AT commands, and allows users to change parameters such as the serial port baud rate and device name as needed. It offers flexible usage and can be customized to meet specific requirements.

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Pin number	Pin Name	Pin Applications
1	AUDL_R	Audio left channel positive output
2	AUDL_N	Audio left channel negative output
3	GND	land
4	AUDR_N	Audio right channel negative output
5	AUDR_P	Audio right channel positive output
6	K1	Button GPIO : Active low; single click plays/pauses; double click rejects a call; long press disconnects Bluetooth.
7	MICBAIS	Microphone bias input; leave it floating when not in use.
8	MIC_P	Microphone channel is in positive input; please leave it floating when not in use.
9	MIC_N	Microphone channel negative input; leave it blank when not in use.
10	GND	land
11	K2	Button GPIO2 : Active low level; single click decreases volume; double click skips to the previous track.
12	GND	land
13	MUTE	Amplifier control pin, outputting a low level.
14	NC	Reserved pins; users do not need to worry about them. Please leave them floating when not in use.
15	NC	Reserved pins; users do not need to worry about them. Please leave them floating when not in use.
16	K3	Button GPIO3 : Active low; single click increases volume; double click skips to the next track.
17	VBAT	Power input pin (this pin must be connected when supplying power, 3.0~4.3V )
18	USB	USB charging input (5V)
19	LED_A	Audio connection status pin, active high
20	LED_L	BLE connection status pin, active high
21	RXD	Serial port data RX input
22	TXD	Serial port data TX output
23	GND	land
24	ON	Stamp hole antenna (internal jumper resistor needs to be adjusted before use)

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