| 参数 | 参数值 | 备注 |
| 工作频段 | 2400 ~2480 MHz | - |
| 发射功率 | 3 dBm | - |
| 接收灵敏度 | -96 dBm | - |
| 实测距离 | 30米 | - |
| 硬件参数 | 参数值 | 备注 |
| 尺寸大小 | 21 *13 mm | - |
| 天线形式 | PCB 板载天线 | 等效阻抗约 50Ω |
| 通信接口 | UART串口 | 单片机所有 I/O 引出，详见芯片手册 |
| 封装方式 | 贴片 | - |
| 电气参数 | 最小值 | 典型值 | 最大值 | 单位 | 条件 |
| 电源电压 | 2.5 | 3.3 | 3.6 | V | ≥3.3V 可保证输出功率 |
| 通信电平 | - | 3.3 | - | V | 使用 5V TTL 有风险烧毁 |
| 空闲状态 | 3.9 | - | 6 | mA | - |
| BLE 连接 | - | 3.26 | 9.2 | mA | - |
| SPP 连接 | - | 6.78 | 9.2 | mA | - |
| 工作温度 | -40 | - | +85 | ℃ | - |
| 序号 | 定义 | 引脚方向 | 引脚功能 | 说明 |
| 1 | GND | - | 电源地 | 电源参考地 |
| 2 | TXD | 输出 | 串口数据发送 | 模块对外输出串口数据 |
| 3 | RXD | 输入 | 串口数据接收 | 模块接收外部串口数据 |
| 4 | P02 | 输出 | 通用输出 IO | 用户可设置输出电平 |
| 5 | P03 | 输出 | 通用输出 IO | 用户可设置输出电平① |
| 6 | P04 | - | - | NC |
| 7 | P05 | - | - | NC |
| 8 | P06 | - | - | NC |
| 9 | P07 | - | - | NC |
| 10 | GND | - | 电源地 | 电源参考地 |
| 11 | P10 | 输入 | 通用输入 IO | 用户可读取 IO 电平，内部上拉 |
| 12 | P11 | 输入 | 通用输入 IO | 用户可读取 IO 电平，内部上拉 |
| 13 | PWM2 | 输出 | 输出 PWM | 用户配置输出 PWM 波 |
| 14 | PWM3 | 输出 | 输出 PWM | 用户配置输出 PWM 波② |
| 15 | P33 | - | CTS | - |
| 16 | P34 | - | RTS | - |
| 17 | VCC | - | 3.3V | 电源输入 |
| 18、19 | GND | - | 电源地 | 电源参考地 |
| 20~22 | NC | - | - | - |
| 23 | RST | - | 复位引脚 | 低电平有效 |
| 24 | STATUS | 输出 | 状态指示 LED | 蓝牙未连接：输出频率为 1Hz 方波 蓝牙已连接：低电平 |
| 25 | MODE | 输入 | 模式选择 | 低电平：配置模式 ③ 高电平：透传模式 |
| 26 | DISC | 输入 | 断开连接 | 内部上拉，下降沿有效 |
| 27 | LINK | 输出 | 连接状态 | 蓝牙未连接：高电平 蓝牙已连接：低电平 |
| 28 | GND | - | 电源地 | 电源参考地 |
①用户可配置输出 IO 默认输出低电平，设置后，下次上电后依然按照设置的参数输出电平；
② PWM 默认关闭，设置后，下次上电后依然按照设置的参数输出 PWM；
③MODE 引脚切换模式仅在建立连接后有效
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| 产品 型号 | 接口类型 | 芯片方案 | 工作频率 Hz | 发射功率 dBm | 通信距离 km | 通信协议 | 天线形式 | 产品尺寸 mm | 功能特点 | 技术 手册 | 样品 购买 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| EWM104-BT5125(SPDIF) | USB | QCC5125 | 2.4G | 9 | 0.12 | BLE 5.1 | 邮票孔 | 13*18 | SPDIF输出接口、无线蓝牙音频模块 | ||
| EWM104-BT5125(I2S) | USB | QCC5125 | 2.4G | 9 | 0.12 | BLE 5.1 | 邮票孔 | 13*18 | I2S输出接口、无线蓝牙音频模块 | ||
| EWM104-BT5125(DAC) | USB | QCC5125 | 2.4G | 9 | 0.12 | BLE 5.1 | 邮票孔 | 13*18 | DAC输出接口、无线蓝牙音频模块 | ||
| EWD104-BT57(485) | RS485 | - | 2.4G | 20 | 0.56 | BLE 5.2 | SMA-K | 102*28*27 | 国产RS232/RS485转蓝牙无线适配器 | ||
| E104-BT52PX | UART | DA14531 | 2.4G | 20 | 0.5 | BLE 5.0 | IPEX 3代 | 16*10 | 低功耗，小体积，高性价比 | ||
| EWM104-BT57UP | USB | - | 2.4G | 23 | 0.22 | BLE 5.2 | PCB | 60*18*8.5 | 蓝牙转USB适配器，低功耗、主从一体、虚拟串口模块 | ||
| EWM104-BT57U | USB | - | 2.4G | 4.5 | 0.1 | BLE 5.2 | PCB | 18.5*14.5*6.0 | USB转蓝牙适配器，小体积、主从一体、虚拟串口模块 | ||
| EWM104-BT09SX | UART | TLSR8208BER | 2.4G | 11.5 | 0.2 | BLE 5.0 | 贴片式 | 10*10 | 低功耗小体积，蓝牙从机模块 | ||
| EWM104-BT09SP | UART | TLSR8208BER | 2.4G | 11.5 | 0.12 | BLE 5.0 | 贴片式 | 10*14.5 | 低功耗，蓝牙转串口从机模块 | ||
| E104-BT5032B | UART | nRF52832 | 2.4G | 20 | 0.5 | BLE 5.0 | 陶瓷天线 | 11.6*20 | 低功耗，透明传输，主从一体 | ||
| E104-BT09 | UART | TLSR8208BER | 2.4G | 11.5 | 0.15 | BLE 5.0 | 贴片式 | 13*19 | 低功耗，从机模块 | ||
| E104-BT08 | UART | - | 2.4G | 8 | 0.06 | BLE 5.1 | 贴片式 | 10*10 | 低功耗，主从一体 | ||
| E104-BT07 | UART | - | 2.4G | 8 | 0.13 | BLE 5.1 | 贴片式 | 21.9*14.6 | 低功耗，主从一体 | ||
| E104-BT53C3 | UART | EFR32BG22 | 2.4G | 6 | 0.17 | BLE 5.2 | PCB | 23*16 | 车规级耐高温、串口转BLE蓝牙模块 | ||
| E104-BT55SP | UART | CC2340R5 | 2.4G | 8 | 0.17 | BLE 5.3 | 板载PCB天线 | 10*14.5 | 低功耗，小体积 | ||
| E104-BT52X | UART | DA14531 | 2.4G | 0 | 0.13 | BLE 5.0 | IPEX 3代 | 10*10 | 低功耗，小体积，高性价比 | ||
| E104-BT11N-IPX | UART | EFR32MG21 | 2.4G | 20 | 0.3 | BLE Mesh | IPX | 16*13 | SigMesh自组网 | ||
| E104-BT11G-IPX | UART | EFR32MG21 | 2.4G | 20 | 0.3 | BLE Mesh | IPX | 16*13 | SigMesh自组网 | ||
| E104-BT11N-PCB | UART | EFR32MG21 | 2.4G | 20 | 0.2 | BLE Mesh | PCB | 19*13 | SigMesh自组网 | ||
| E104-BT11G-PCB | UART | EFR32MG21 | 2.4G | 20 | 0.2 | BLE Mesh | PCB | 19*13 | SigMesh自组网 | ||
| E104-BT5032U | USB | nRF52832 | 2.4G | 3 | 0.08 | BLE 4.2/BLE 5.0 | PCB | 59 * 18 | 蓝牙SoC方案，USB接口 | ||
| E104-BT53A3 | UART | EFR32BG22C224F512GM32 | 2.4G | 6 | 0.12 | BLE 5.2 | PCB | 13*19 | 低功耗，透明传输 | ||
| E104-BT12NSP-TB | USB | - | - | - | - | - | - | 46.5*26 | E104-BT12NSP模块测试板 | ||
| E104-BT12LSP-TB | USB | - | - | - | - | - | - | 46.5*26 | E104-BT12LSP模块测试板 | ||
| E104-BT12USP-TB | UART | TLSR8253F512 | 2.4G | 10 | 0.06 | - | PCB | 19*13 | SigMesh自组网 | ||
| E104-BT12LSP | UART | TLSR8253F512 | 2.4G | 10 | 0.06 | - | PCB | 19*13 | SigMesh自组网 | ||
| E104-BT12NSP | UART | TLSR8253F512 | 2.4G | 10 | 0.06 | - | PCB | 19*13 | SigMesh自组网 | ||
| E104-BT5040UA | USB | nRF52840 | 2.4G | 8 | 0.25 | BLE 4.2/BLE 5.0 | PCB | 59 * 18 | 蓝牙SoC方案，USB接口 | ||
| E104-BT5005A | UART | nRF52805 | 2.4G | 4 | 0.07 | BLE 5.0 | 陶瓷天线 | 9*9 | 超小体积封装，透明传输 | ||
| E104-BT5011A | UART | nRF52811 | 2.4G | 4 | 0.07 | BLE 5.1 | 陶瓷天线 | 11.5*16 | Long Range特性，透明传输 | ||
| E104-BT51A | UART | CC2640R2L | 2.4G | 5.5 | 0.05 | BLE 5.0 | 陶瓷天线 | 16*11.5 | 低功耗，透明传输 | ||
| E104-BT5040U | USB | nRF52840 | 2.4G | 8 | 0.25 | BLE 4.2/BLE 5.0 | PCB | 59 * 18 | 蓝牙SoC方案，USB接口 | ||
| E104-BT52 | UART | DA14531 | 2.4G | 0 | 0.09 | BLE 5.0 | 板载天线 | 14.5*10 | 低功耗，小体积，高性价比 | ||
| E104-BT53A1 | UART | EFR32 | 2.4G | 6 | 0.12 | BLE 5.2 | PCB | 13*19 | 低功耗，透明传输 | ||
| E104-BT11 | UART | EFR32MG21 | 2.4G | 20 | 0.2(PCB天线) 0.3(IPX天线) | BLE Mesh | PCB/IPX | 19*13(PCB版本) 16*13(IPX版本) | SigMesh自组网 | ||
| E104-BT30 | 1.1mm（详见尺寸图及 PCB 封装库） | CSRA64215 | 2.4G | 9 | 0.05 | V4.2+EDR | PCB | 25 *16 | 音频蓝牙传输、高性价比 | ||
| E104-BT40 | UART | - | 2.4G | 3 | 0.03 | V4.2+V3.0 SPP | PCB | 21*13 | 低功耗，串口转双模蓝牙从机 | ||
| E104-BT51 | UART | CC2640R2F | 2.4G | 5 | 0.75 | BLE 5.0 | PCB/IPX | 17.5*28.7 | 低功耗，透明传输 | ||
| E104-BT5032A | UART | nRF52832 | 2.4G | 4 | 0.06 | BLE 5.0 | 陶瓷天线 | 11.6 * 16 | 低功耗，透明传输 | ||
| E104-BT5010A | UART | nRF52810 | 2.4G | 4 | 0.055 | BLE 5.0 | 陶瓷天线 | 11.5*16 | 低功耗，透明传输 | ||
| E104-BT54S | UART | BLUENRG355MC | 2.4G | 8 | 0.3 | BLE 5.1 | IPEX，板载PCB天线 | 28*16*2.7 | STM意法半导体全新SoC蓝牙模块 | ||
| E104-BT05 | UART | - | 2.4G | 8 | 0.07 | BLE 4.2 | PCB | 10 * 14.5 | 低功耗，透明传输 | ||
| E104-2G4U04A | USB | CC2540 | 2.4G | 4 | 0.06 | BLE 4.0 | PCB | 59 * 18 | 蓝牙SoC方案，USB接口 | ||
| E104-BT02 | UART | DA14580 | 2.4G | 0 | 0.1 | BLE 4.2 | PCB | 14 * 22 | 透明连传，业界最低功耗 | ||
| E104-BT01 | I/O | CC2541 | 2.4G | 0 | 0.05 | BLE 4.0 | PCB | 14 * 22 | 超低功耗，高性价比 |
