HP-E137BN
It’s mock up sample and not individually available for sale
TECH SPEC.
Bluetooth Hybrid ANC Earphone
SPEAKER
Driver Unit: φ6.4mm
Magnet Type: Neodymium
Frequency Response: 20Hz ~ 10kHz (Use -20dB at 1kHz as Ref.)
Sensitivity: 95 ± 3dB at 1kHz
Impedance: 16Ω at DC mode
ANC
Noise Cancellation Frequency Response Range: 50Hz ~ 1kHz (>20dB at 200Hz)
MICROPHONE
Microphone: MEMS MIC.
Sensitivity: -40 ± 3dB at 1kHz (0dB=1V/Pa)
Frequency Response: 100Hz ~ 10kHz
S/N Ratio: 65dB
Directional Characteristics: Omni-Directional
Feature: Clear Voice Capture Technology (CVC)
WIRELESS
Bluetooth v5.0
Operation Range: Up To 10 Meters
Profile Supported: A2DP/AVRCP/HSP/HFP
BATTERY
Battery Capacity: 3.7V/150mAh (Earphone)
Operation Time: 5.5 hrs (Bluetooth + ANC Mode)
Battery Charging Time: 2 hrs (Earphone)