ENERGY SISTEM URBAN 1 TRUE WIRELESS BLUISH BLUETOOTH HEADPHONES. GUARANTEE 3 YEARS!

True Wireless earphones to listen to your music wirelessly. Answer calls in crystal clear stereo sound thanks to Bluetooth 5.0 and the built-in microphones. Enjoy up to 20 hours of battery life with the charging case.
Completely wireless in-ear design earphones featuring both True Wireless Stereo and Bluetooth 5.0 technology.
Built-in microphone and calls in stereo sound to speak comfortably, without worrying about the noise.
Charging case providing 15 additional hours of battery life and Open & Play feature. Take them out or put them back in the case to enjoy your music.
Enjoy your music and calls and forget about running out of battery with the 20-hour battery life (5 hours every time you charge them and 15 additional hours with the charging case).

AUDIO
Frequency response: 20 Hz ~ 20 kHz
Driver diameter: 10 mm
SPL: 107 ± 3 dB (frequency range: 100 Hz
10 kHz)
Maximum power: 5 mW
Design: in-ear
Type: dynamic
Impedance: 16 ohms

CONNECTIVITY
Bluetooth 5.0
Frequency band: 2.4 GHz
Maximum output power: < 20.00 dBm
Supported Bluetooth protocols: HFP / A2DP / AVRCP / AVCTP profiles
Up to 20 m range
True Wireless function with auto-pairing
Hands-free function
Volume control
Playback control

MICROPHONE
Type: built-in
Sensitivity: -42 dB ± 3 dB (@1 kHz)
BATTERY

Earbuds:
Capacity: 40 mAh (each earbud)
Type: lithium polymer
Battery life at medium volume: 5 hours*
Charging time: 1 hour
Charging method: charging case
Charging case:
Capacity: 300 mA
Type: lithium polymer
Number of charges: 3 charges
Charging time: 2 hours
Charging method: microUSB type-B * This value is approximate. The battery life depends on the selected volume and the type of music.

SIZE AND WEIGHT
Earbud weight: 4 g
Earbud size: 2.4 x 2.3 x 2.6 cm
Case weight (without earbuds): 28 g
Case size: 7.3 x 4 x 2.9 cm
7,3 x 4 x 2,9 cm