IT Home reported on February 22 that the Pinsheng C3 true wireless Bluetooth headset with the model number BHD-TW10 passed the FCC certification, adopted an in-ear design, and was equipped with Jerry Bluetooth 53-chip, about 5 hours of battery life (50% volume) in a single use, and about 25 hours of total battery life.
The appearance in the FCC certification document** shows that the Pinsheng C3 earbuds charging case uses a two-tone design and is equipped with a USB Type-C charging portThe headphone body is white and has an in-ear design.
The teardown diagram shows that the Jerry Bluetooth chip used in the headset is silk-screened as "BP0W267-73D4", which is Jerry AD6973D4 Bluetooth audio SoC and supports Bluetooth 53. Built-in 32-bit DSP, support AAC, SBC decoding. The SoC solution supports neural network noise suppression and echo cancellation, multi-band equalizer, and single and dual microphone noise cancellation.
IT Home Query Product Manual Document Summary Pinsheng C3 True Wireless Bluetooth Earbuds The parameters are as follows:
Chip: Jerry AD6973D4 Bluetooth audio SoC
Battery life: about 5 hours of single use, about 25 hours of total battery life, and about 1 time when fully charged5 hours.
Charging case: 68x46x26mm, 220mAh battery, weighs 31g
Interface: USB-C Type-C, support 5V 1A input.
Controls: Touch panel on the side of the headphones.
Bluetooth range: within 10 meters.