1. Stereo Mode 
2. Mono Mode  
×3 ×3
CONNECTING
Manual Controls
power on & connect to device
* Left earbud operation available in mono mode only
+
RL
X
2HR
Mix and match for a perfect fit and 
audio performance
Adjust ear hook
Wear and pull down ear hook for secure fit
 automatic pairing
R
L
1
3
2
Model:   Endurance Peak II
Driver Size:   10 mm/0.4” Dynamic Driver
Power supply:   5.0 V   1 A
Earpiece:    13 g per pc (26 g combined)/0.03 lbs per pc (0.06 lbs combined)
Charging case:   77 g/0.17 lbs
Headset battery type:   Lithium-ion Battery (60 mAh/3.7 V)
Charging case battery type:   Lithium-ion Battery (770 mAh/3.7 V)
Charging time:   < 2 hrs from empty
Music playtime with BT on:   6 hrs
Frequency Response:   20 Hz - 20 kHz
Impedance:   16 ohm
Sensitivity:   95 dB SPL@1 kHz
Maximum SPL:   95 dB SPL
Microphone sensitivity:   -38 dBV/Pa@1 kHz
Bluetooth version:   5.0
Bluetooth profile version:   A2DP 1.3 AVRCP 1.5 HFP 1.7
Bluetooth transmitter frequency range:   2.4 GHz – 2.4835 GHz
Bluetooth transmitter power:   < 13 dBm
Bluetooth transmitter modulation:   GFSK, π/4 QPSK, 8DPSK
HP_JBL_Endurance Peak II_QSG_SOP_V11.indd   1HP_JBL_Endurance Peak II_QSG_SOP_V11.indd   1 7/31/2020   6:05:44 PM7/31/2020   6:05:44 PM