Studio Monitors & Speakers
Sennheiser EK IEM G4 B-Band
Sennheiser EK IEM G4 B-Band, In-ear bodypack receiver, Evolution Wireless Series, Frequency range: B-band, 626-668 MHz, Charging contacts for optional BA 2015 (NiMH) rechargeable battery (battery is not included, must be purchased separately), Pilot...
https://www.bizrate.co.uk/musicalinstrumentmonitors_speakers/sennheiser-ek-iem-g4-b-band-oid8753502088.html