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SY3408 - Bluetooth headset charging case solution
SY7658 - Bluetooth headset charging case solution
WS9623AB3DF - Bluetooth Headset IC
LM317K - 3-Terminal POSITIVE ADJUSTABLE VOLTAGE REGULATOR
PT2381 - 4-Mode Preset Equalizer IC
SDP339 - LOW POWER LOW OFFSET VOLTAGE QUAD COMPARATORS
BT152-600R - THYRISTORS
74161 - SYNCHRONOUS PRESETTABLE 4-BIT COUNTER
LM7812CT - (LM7805CT - LM7824CT) Positive Voltage Regulator
M51953B - VOLTAGE DETECTING/ SYSTEM RESETTING IC
74160 - SYNCHRONOUS PRESETTABLE 4-BIT COUNTER
74163 - SYNCHRONOUS PRESETTABLE 4-BIT COUNTER
LM393 - Low Power Low Offset Voltage Dual Comparators
CS4863 - Dual channel mode with stereo headset Class AB Audio Amplifier
RNA51957B - Voltage Detecting a System Resetting IC Series
LM2903 - Low Offset Voltage Dual Comparators
AN7205 - FM FRONT-END CIRCUIT FOR RADIOS AND RADIO / CASSETTE TAPE RECORDERS (3V OPERATION)
AN7317 - Dual Recording and Playback Pre-AMP IC for Single/Double Cassette
NS4263 - 3W Stereo Class AB Audio Amplifier + Stereo Headset
M51957B - VOLTAGE DETECTING/ SYSTEM RESETTING IC