*Good reputation: honor with ``Taiwan Symbol of Excellence`` & ``Millennium Golden Award`` *SMD device with excellent and stable quality *Compact, economical, fancy, easy to carry, and excellent devi
*Honor with ``Millennium Golden Award`` *Excellent quality at reasonable price *Built- in charger *Audio signal output for recording *High- sensitive microphone *Portable and compact device *Best- de
*Dual channel wireless microphones *Equal to double sets of WR621 *19`` EIA standard casing *POP eliminator, tone squelch, and compandor, etc. *Best product for use of Karaoke, school, and conference
*Good reputation: honor with ``Taiwan Symbol of Excellence`` & ``Millennium Golden Award`` *SMD device with excellent and stable quality *Compact, economical, fancy, easy to carry, and excellent devi
Body detection ()9V battery or AC power ()No installation, functioning at any place ()Fire detection ()Visitor annunciator ()Alarm and chime ()Alarm timer () ()