EWM104-BT61SX Bluetooth Audio Data Transmission/Broadcast Module Supports LE Audio and Classic Bluetooth
[Reference]：UART
[Operating Frequency]： 2.4GHz
[Bluetooth Protocol]： BLUE5.4
[Communication Distance]：160m
[Dimensions]：14*16.8mm
[Product Weight]：1.0±0.1g
[Introduction]：The EWM104-BT61SX module is a dual-mode Bluetooth audio transceiver module based on Bluetooth 5.4 and an IPEX-1 antenna interface. It supports LE Audio and classic Bluetooth, Bluetooth stereo, and has a maximum transmit power of 8dBm. The module supports AT command configuration parameters, one-to-many broadcasting, USB sound card input, Bluetooth wireless input, and dual-channel analog signal input. It also supports dual-channel analog signal output and Bluetooth wireless broadcast output, offering simple and quick operation.
Official Store| Main parameters | performance | Remark | |||
| Minimum value | Typical value | Maximum value | |||
| VBAT operating voltage (V) | 3 | 3.7 | 4.4 | ≥3.3V can guarantee output power | |
| VPWR charging voltage (V) | 4.5 | 5 | 5.5 | ||
| Operating temperature ( °C ) | -40 | - | 85 | - | |
| Operating frequency band (MHz) | 2400 | - | 2480 | - | |
| Power consumption | Transmit power consumption (mA) | - | 86 | - | - |
| Receiver power consumption (mA) | - | 80 | - | ||
| Sleep power consumption (uA) | - | 4 | - | Turn off all broadcasts. | |
| Transmit power (dBm) | - | - | 8 | - | |
| Receiver sensitivity (dBm) | - | -95 | - | - | |
| Main parameters | describe | Remark | |
| Communication distance | 160m | Transmit power 8dBm, in clear, open conditions, antenna height 1.5 meters. | |
| Bluetooth protocol | V5.4 | - | |
| Communication interface | UART serial port | - | |
| Packaging method | surface mount | - | |
| Interface method | 1.27mm | stamp perforation | |
| External dimensions | EWM104-BT61SX | 14*16.8mm | IPEX-1 Antenna Interface |
| EWM104-BT61SP | 14*22mm | PCB antenna | |
| Product weight | EWM104-BT61SX | 1.0g | ±0.1g |
| EWM104-BT61SP | 1.1g | ±0.1g | |
| Antenna Interface | EWM104-BT61SX | IPEX Generation 1 Antenna | Equivalent impedance approximately 50Ω |
| EWM104-BT61SP | PCB onboard antenna | ||