Model Code: BTM520 or BTM521

• - Less than 70 mA (including speaker amplifiers)
• - 20.0mm x 36.0mm x 5.2mm (int. Ant)
• - Operating Temp -30°C to +70°C

- Supports CSR Road Tunes and Blue Tunes applications
- Bluetooth v2.1+EDR
- Supports mono and stereo headset applications
- Adaptive Frequency Hopping
- 32bit Kalimba DSP for Enhanced Audio
- Support for Secure Simple Pairing
- External or internal antenna options
- HSP, HFP, A2DP and AVRCP audio profiles
- OBEX, DUN, FTP profiles for additional functionality
- 16 bit stereo codec and microphone input
- Integrated audio amplifiers for driving 16Ω speakers
- Comprehensive AT interface for simple programming
- Bluetooth END Product Qualified
- Compact Size
- Class 1 output – 10dBm
- Comprehensive I/O capability
- Low power operation
- Wi-Fi Coexistence Hardware Support