Data Sheet

Copyright (C) 2016 Reserved by Kirchhoff Technology Co., Ltd
KB64A/B/C(E)
Bluetooth Module
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1. Introduction
The KB64A/B/C Bluetooth module built in a CSRA64110/CSRA64210/CRS64215 Bluetooth chip,
is a perfect solution for consumer audio platform wired and wireless applications, integrates an ultra-
low power DSP and application processor with embedded flash memory, a high performance
stereo/mono codec, a powerful management subsystem, LED driver in a SoC. The enhanced
Kalimba DSP coprocessor with 80MIPS supports enhanced audio and DSP applications.
The KB64A/B/C Bluetooth module complies with Bluetooth specification version 4.2. It supports
HSP, HFP, A2DP, AVRCP profiles. It integrates RF, Baseband controller, etc. And it also provides
UART interface, USB interface programmable I/O, mono (KB64A)/stereo(KB64B/KB64C) speaker
output (Analog – differential, Digital – PCM, SPDIF & I²S), microphone input, etc. The KB64C is
able to support aptX and aptX Low Latency.
2. Application
Mobile Speakers, earphones, microphones
High quality stereo wireless Headsets
Stereo Headphones
Automotive Hands-Free Kits
Wireless Speaker
TWS Speakers
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