ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Display: 4.6 x 3.125" multifunction LCD
Frequency bandwidth: 31.5 Hz to 8 kHz
Microphone: 0.5" Electret Condenser Microphone (remoteable)
Measurement ranges: 30 to 80dB, 60 to 110dB, 80 to 130dB
Frequency weighting: A and C (Programmable)
Response time: Fast (125ms) / Slow (1s) (Programmable)
Resolution: 0.1dB
Alarm output: 3.5mm Mono Phone Plug, Maximum: 3.4mA @ 5 VDC
Minimum Output Voltage: 2.5 VDC
Power: AC/DC Adaptor for full functions; 8xAA batteries for monitoring function only without LED alert
Dimensions / Weight: 8.75 x 7.1 x 1.25" / 0.63 lbs. (22 x 18 x 3.2mm / 285g)
Complete with 100-240V AC 50/60Hz adaptor, microphone wind cover,
and built-in wall
Manufacture: Extech USA
