... obstacle)8. Power requirement: Receiver: 2×AAA batteries(not included) Transmitter: 2×AAA batteries or 5V/200mA output AC adapter(not ... PC user, we can use JH-102TA2 to replace the transmitter, please check the specification of JH-102TA2 12. Suitable for ... markets of Asia,Middle East,South America and Africa VHF RF wireless headphone