AD Instruments MLA1212 Micro-Hook Electrodes - NEW 133851797196 and the speaker A on/off

and the speaker A on/off button does not stay engaged (we had to hold it in to test)

Manufacturer Krautkramer Branson Model Number DR1 SKU 19-33149 Ref 23-43240

Manufacturer VWR Model Number 12621-088 SKU 19-29091 Ref 23-107145

Manufacturer AJINEXTEK Model Number N3RTEX-DI32 SKU 19-75465 Ref 23-108417

Manufacturer Leica Model Number DNA03 SKU 19-74899 Ref 23-107678

AD Instruments MLA1212 Micro-Hook Electrodes - NEW 133851797196 and the speaker A on/offCondition New Description New, Photos are of the actual item for sale. On hand and ready to ship! Specifics Manufacturer AD Instruments Model Number MLA1212 SKU 19 87657 Ref 23 127380