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Product Description ： 1、Fully embedded Bluetooth 3.0+4.0； 2、High performance、low power consumption，dimension：30.4mmX15.26 mmX 2.40mm； 3、Supports enhanced audio and DSP Applications，support communication with smart ready
| Bluetooth | Version | Bluetooth 3.0+Bluetooth 4.0 |
| Security | Secure simple pairing and safer | |
| BR/EDR connections | 7 | |
| Class | II 級 | |
| Radio | Frequency | 2.402GHz to 2.480GHz |
| Modulations | GFSK, π/4-DQPSK and 8DPSK | |
| Transmit power | +8dBm | |
| Receiver sensitivity | -86dBm | |
| Hardware | Host interfaces | UART,PIO,AIO,SPI,PCM etc. |
| GPIO | 30mA | |
| Discoverable/Connectable | 0.05mA with deep sleep | |
| Connected | Audio streaming: 35mA | |
| Max working current | 30mA | |
| Power supply | 3.3 to 4.2V | |
| Audio Features and Interfaces | Codec | Built in 64-bit stereo codec |
| Analog interface | Dual ADC and DAC | |
| Microphone | Dual Microphone | |
| Software codec | Aptex and AAC | |
| Echo cancellation | CVC 5th generation | |
| Environmental | Temperature | -40℃ to +85℃ |
| Humidity | Up to 95℃ | |
| Weight | 1.2g | |
| Environmentally Friendly | ROHS Compliant |
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CopyRight(c) 2006～2018 danditec.com Shanghai Dandi Communication Technology Co.,Ltd. All Rights Reserved. Site by:XinNew 滬ICP備16004829號
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