Prix FOB
Obtenir le dernier prix1 ~ 1000 / Set ( Negotiable )
|1 Set Minimum Order
Pays:
China
N ° de modèle:
KNZD-11
Prix FOB:
1 ~ 1000 / Set ( Negotiable ) Obtenir le dernier prix
Localité:
-
Prix de commande minimale:
1 per Set
Commande minimale:
1 Set
Packaging Detail:
KNTECH Standafrd Packaging
Heure de livraison:
3-8workdays
Capacité de Fournir:
1000 Set per Month
Payment Type:
T/T, PayPal
Groupe de produits :
China
Personne àcontacter Coby
xixiang, Guangzhou, Guangdong
Taxi or bus stands or handsfree speakerphone emergency telephone KNZD**1 intercom elevator phone
Â
specifications
Main technical indexes:
1. Applicable for various types of SPC exchange and dispatching
exchange system with feeding voltage of ****0V.Â
2. Ambient temperature: **0 ~ **0 degreeRelative humidity:
*0%~*5%Atmospheric pressure: *6~**6Kpa Circumstance noise: less
than *0dB(A)
3. Sound level of ringing: over *0dB(A).
4. Standard frequency: low frequency group: **7. **0. **2.
**1Hz,
high frequency group: ***9, ***6, ***7Hz, frequency deviation:
*1.5%~*1.5Â
If service line is a 3Km signal-level:
Standard frequency: low frequency group: **2dB~*6dB, high frequency
group: **0dB~*4dB, level difference between low and high frequency
of compound signal: 1dB~3dB, the total distortion caused by
intermodulation of harmonic wave is lower than the basic level by
at least *0dB.
5. Call transmission index: (5KM)SLR<*2, RLR<*1, STMR>*0,
output impedance is **0 Ohm.
6. Super strong function is available for dialing *2 groups of
numbers stored in the memory (maximum length of each number is*6
digits)
| Pays: | China |
| N ° de modèle: | KNZD-11 |
| Prix FOB: | 1 ~ 1000 / Set ( Negotiable ) Obtenir le dernier prix |
| Localité: | - |
| Prix de commande minimale: | 1 per Set |
| Commande minimale: | 1 Set |
| Packaging Detail: | KNTECH Standafrd Packaging |
| Heure de livraison: | 3-8workdays |
| Capacité de Fournir: | 1000 Set per Month |
| Payment Type: | T/T, PayPal |
| Groupe de produits : | Explosionproof telephone |
