Block Diagram

FCC ID: SF4-BTSP044

Block Diagram

Download: PDF

FCCID_2437466

BT Antenna 2402‐2480MHz

XTAL 26MHz

Bluetooth module Key

RDA5851S
AUX input

USB 5V Charging

MCU
NS4158

Amplifier

Speaker

Document Created: 2014-11-06 17:53:15
Document Modified: 2014-11-06 17:53:15

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