OKOP PORTABLE SPEAKER KP-539 – TF CARD – STERIO EFFECT – HIGH SPEED WIRELESS CONNECTION

Model: KP-539 (often labeled as BT3401)
Bluetooth: Version 5.3 (10m range)
Audio Output: 5W
Lighting: 13 different LED light effects
Battery: 1200mAh – 2000mAh Lithium-ion (varies by variant)
Playtime: Approx. 3-4 hours up to 10 hours at 50% volume
Charging Input: DC 5V/500MA
Features: TWS pairing (connect 2 speakers), TF card support, USB input, hands-free calling
Dimensions/Weight: 23580238mm, 770g
The KP-539 is designed as a desktop/bedside lamp speaker, utilizing a 52mm sound unit for clear sound and deep bass.