Yongse YS-B1 Portable Bluetooth DAC & AMP SA9137L+ES9038/ES9603 Dual Operational Amplifier Chip 3.5+4.4mm Output QCC5125 BT Chip

Product parameter

• Bluetooth version: Bluetooth 5.1

• Compatibility: LDAC,ATPX-HD,ATPX-LL,ATPX,AAC,SBC

• Bluetooth chip: QCC5125N

• Independent DAC: ES9038Q2M+ES9603Q

• USBDAC: SA9137L

• Standalone pairing player: Yes

• Independent volume key: Yes

• Transmission distance: 10 meters

• Display: tempered glass

• DAC filter: 7 DAC filters, built-in microphone, support calls

• MCU: 51 single chip microcomputer
  Volume control: Independent 60 level volume support power off memory

• Output power: 4.7Ω single-end; 32 euros :300MW(3.5), balance 2.2Ω, 32 euros :380MW(4.4)

• SNR: -122DB(wired mode)

• Output level value: 3.5:3VRMS 4.4:3.2VRMS

• THD+N: 0.0007%(Wired mode)

• Separation degree: single end ≥75dB; Average ≥107dB

• USB DAC bit rate: 32BIT/384KHZ DSD256

• Microphone function: Support Bluetooth voice call, built-in omnidirectional microphone, support CTIA headset wire control itself microphone

• NFC: Not supported

• No-drive mode: Supported

• Mobile decoding: Supported

• In-car mode: Supported

• Plug type: 3.5mm standard +4.4mm balanced

• USB interface: Typec USB2.0(charging)

• Battery capacity: 1100mah

• Endurance: Bluetooth mode ≤7 hours, USB mode ≤10 hours

• Charging time: Wired charging time :≤1 hour

• Size: about 80X40X14mm

• Weight: About 61g

• Accessories: Type-c-USB cable,Type-c-Type-c cable,Type-c to Lighting cable

• Color: silver gray shell