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    备注：我公司专业维修各种国产、进口听力设备（丹麦国际听力OTOREAD新生儿听力筛查仪，

德国麦科ERO·SCAN新生儿听力筛查仪，丹麦国际听力AD226听力计，丹麦国际听力PA5听力计等），

另外我公司还维修日本阿洛卡骨密度仪等！ 

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批准文号：粤械注准20152230743

AG-21A is a high quality portable Foetal Doppler which specially designed to cater to the

the early pregnancy foetal heart rate inspection, which can detect the foetal heart rate

processing and no loss of receiving signal technology which guarantee the high fidelity

computer single-chip which ensure the security of charging and the life of battery. Our

spare parts.

1. The apparatus is convenient to carry, simple to operate and lower failure rate, it has

2. The 2.5MHZ waterproof and anti-interference probe can be dismantled and cleaned.

4. Equipping special noise eliminating function, it can eliminate the noise caused by

5. The apparatus are equipped with automatic power saving function, low voltage alarm,

   Filling a electricity can continue to work 5 hours.

special materials which can avoid damaging easily and poor contact.